diff --git a/bricks/popup.js b/bricks/popup.js
index 60bdcf9..d5404e7 100644
--- a/bricks/popup.js
+++ b/bricks/popup.js
@@ -16,6 +16,14 @@ bricks.Popup = class extends bricks.VBox {
 		this.set_css('popup');
 		const zindex = bricks.app.new_zindex();
 		this.set_style('zIndex', zindex);
+		if (this.auto_dismiss){
+			bricks.Body.bind('click', this.click_outside.bind(this));
+		}
+	}
+	click_outside(event){
+		if (event.target != this.dom_element){
+			this.dismiss();
+		}
 	}
 	add_widget(w, index){
 		super.add_widget(w, index);